One step equations and inequalities

Front

What symbol is used for a closed circle when graphing an inequality?

Back

≤, ≥

Front

Write an equation to represent the situation: Marcus needs to sell 25 tickets and has sold 9 tickets.

Back

t + 9 = 25

Front

If Shari wants to spend at most 40 minutes on homework and has already spent 23 minutes, how can we express the time she can spend on science homework?

Back

s ≤ 17

Front

Using the equation x - 214.8 = 198.4, what is the total points scored after the second round if Javier scored 214.8 and his sister scored 198.4?

Back

413.2 points

Front

Write an equation for the model: x + 3 = -9.

Back

x + 3 = -9

Front

What does the symbol '≤' mean in an inequality?

Back

It means 'less than or equal to'.

Front

What does the symbol '≥' mean in an inequality?

Back

It means 'greater than or equal to'.

Front

How do you solve the equation x - 3 = 9?

Back

Add 3 to both sides: x = 12.

Front

What is the first step to solve the equation 3x + 1 = 9?

Back

Subtract 1 from both sides: 3x = 8.

Front

What is the solution to the equation 3x - 1 = 9?

Back

x = 10/3 or approximately 3.33.